Updating PubMed Health

Content for this page is currently being revised. We apologize for the inconvenience.

You can use the search box above to look for consumer information and research on what works for this condition.

PubMed Health includes over 36,000 systematic reviews, often with consumer summaries to explain their results. Systematic reviews find answers to the question "What works?" in medical and health care. Read more about clinical effectiveness research

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If you link to this information and would like us to fast track the revision, we would be delighted to hear from you. Contact: pmh-help@ncbi.nlm.nih.gov